Craig Mayer, Nick WIlliams, Vojtech Huser
Lister Hill National Center for Biomedical Communications, National Library of Medicine, NIH, Bethesda, MD

See the full regCTG repository at https://github.com/lhncbc/CRI/tree/master/regCTG

To return to the list of conditions and view other reports go to https://lhncbc.github.io/CRI/regCTG/regCTG-condition_report_links.html


Study Counts

Type Study_count
Total_Studies 5282
interventional 4074
Observational 1090
Registry 118

Studies over Time by Start Date

```

Interventional Trials

Intervention Type

intervention_type Study_Count
Drug 1319
Drug|placebo 573
Other 380
Device 277
Behavioral 248
Procedure 208
Dietary Supplement 114
Drug|Other 102
Dietary Supplement|placebo 101
Biological 100
Drug|Procedure 49
Biological|Drug 39
Diagnostic Test 35
Biological|Drug|Procedure|Radiation 34
Biological|Drug|Procedure 31
Device|Other 30
Drug|Procedure|Radiation 26
Other|placebo 26
Device|Drug 25
Biological|placebo 21
Other|Procedure 21
Behavioral|Other 17
Biological|Drug|Other 17
Drug|Other|Procedure|Radiation 17
Biological|Drug|Other|Procedure|Radiation 15
Device|Procedure 14
Dietary Supplement|Drug 14
Behavioral|Drug 13
Device|placebo 12
Biological|Other 11
Drug|Other|placebo 11
Dietary Supplement|Other 9
Genetic 9
Biological|Drug|Other|Procedure 8
Drug|Other|Procedure 8
Drug|Radiation 8
placebo|Procedure 8
Biological|Procedure 7
Behavioral|Drug|placebo 6
Biological|Drug|Radiation 6
Dietary Supplement|Drug|placebo 6
Behavioral|Device 5
Behavioral|Dietary Supplement 5
Combination Product 5
Biological|Device 4
Device|Drug|Procedure 4
Drug|Genetic|Other 4
Drug|Genetic|Other|Procedure 4
Drug|placebo|Procedure 4
Biological|Drug|Genetic|Other|Procedure 3
Combination Product|placebo 3
Device|Drug|Other 3
Drug|Other|Radiation 3
placebo 3
Procedure|Radiation 3
Radiation 3
Behavioral|Drug|Other 2
Behavioral|Procedure 2
Combination Product|Device 2
Diagnostic Test|Other 2
Dietary Supplement|Other|placebo 2
placebo|Radiation 2
Behavioral|Biological 1
Behavioral|Biological|Device|Other 1
Behavioral|Device|Other 1
Behavioral|Diagnostic Test|Other 1
Behavioral|Dietary Supplement|Other 1
Behavioral|Dietary Supplement|Other|Procedure 1
Behavioral|Drug|placebo|Procedure 1
Behavioral|Genetic|Other 1
Behavioral|Genetic|Procedure 1
Behavioral|placebo 1
Biological|Device|Drug|Procedure|Radiation 1
Biological|Dietary Supplement|Drug|Procedure 1
Biological|Drug|Genetic|Other 1
Biological|Drug|placebo 1
Biological|Genetic|Other 1
Biological|Genetic|Other|Procedure 1
Biological|Other|Procedure 1
Combination Product|Dietary Supplement 1
Combination Product|Drug 1
Combination Product|Drug|placebo|Radiation 1
Device|Drug|Other|Procedure|Radiation 1
Device|Drug|placebo 1
Device|Drug|placebo|Procedure 1
Device|Other|Procedure 1
Diagnostic Test|Drug|Other 1
Diagnostic Test|Radiation 1
Dietary Supplement|Radiation 1
Drug|Genetic|Other|Procedure|Radiation 1
Drug|Genetic|Procedure|Radiation 1
Drug|Other|placebo|Procedure 1
Other|Radiation 1

Count of Studies by Intervention (normalized and mapped)

Interventions over Time

Yearly studies for each intervention by start date

Studies by Country

Country Study_Count
United States 1633
NA 264
France 226
China 134
Canada 104
Spain 103
Italy 93
Korea, Republic of 90
United Kingdom 87
Germany 79
Brazil 74
Japan 68
Taiwan 59
Denmark 52
Egypt 52
Turkey 43
Netherlands 42
United States|Canada 39
Sweden 37
Norway 35
Switzerland 34
Mexico 33
Belgium 25
Iran, Islamic Republic of 23
Israel 23
India 19
Australia 18
Austria 17
Poland 16
Finland 15
Hong Kong 15
Russian Federation 15
Greece 13
United States|United Kingdom 12
Pakistan 11
Thailand 8
Singapore 7
Argentina 6
Tunisia 6
United States|France 6
United States|Germany 6
Ireland 5
United States|Italy 5
Chile 4
Croatia 4
Indonesia 4
South Africa 4
United States|Australia 4
United States|Puerto Rico 4
Colombia 3
France|Spain 3
Hungary 3
Iraq 3
Jordan 3
Lebanon 3
Malaysia 3
Saudi Arabia 3
Slovenia 3
United States|Australia|Canada 3
United States|Belgium 3
United States|Germany|Italy 3
United States|Germany|United Kingdom 3
United States|Israel 3
Vietnam 3
Australia|Norway 2
Belgium|Canada|France|Germany|Spain|Switzerland|United Kingdom 2
Belgium|Germany|Italy|Spain 2
Cameroon 2
Canada|France|Germany|Italy|Netherlands|Sweden|United Kingdom 2
Cuba 2
Denmark|Finland|Iceland|Norway|Sweden 2
Denmark|Norway|Sweden 2
France|Monaco 2
France|Switzerland 2
Germany|Switzerland 2
Germany|United Kingdom 2
New Zealand 2
Romania 2
Syrian Arab Republic 2
United States|Argentina|Belgium|Brazil|France|Germany|Italy|Mexico|Poland|Romania|Russian Federation|Spain|United Kingdom 2
United States|Australia|Belgium|Canada|France|Germany|Israel|Italy|Netherlands|Spain|Sweden|United Kingdom 2
United States|Australia|Canada|France|Mexico|Spain|United Kingdom 2
United States|Australia|New Zealand 2
United States|Austria|France|Germany|United Kingdom 2
United States|Belgium|Canada 2
United States|Belgium|Canada|Denmark|France|Germany|Italy|Netherlands|Poland|United Kingdom 2
United States|Brazil 2
United States|Canada|United Kingdom 2
United States|Denmark 2
United States|France|Germany 2
United States|France|Spain|United Kingdom 2
United States|France|United Kingdom 2
United States|India 2
United States|Russian Federation 2
United States|Spain 2
Algeria|Argentina|Canada|China|Germany|Italy|Korea, Republic of|Spain|Sweden|United Kingdom 1
Argentina|Australia|Austria|Canada|France|Germany|Italy|Norway|Russian Federation|Singapore|Spain|Sweden|United Kingdom 1
Argentina|Australia|Belgium|Brazil|Canada|Colombia|Czech Republic|Denmark|France|Germany|Hungary|India|Korea, Republic of|Mexico|Netherlands|Poland|Romania|Russian Federation|Slovakia|South Africa|Ukraine 1
Argentina|Canada|Czech Republic|France|Germany|Italy|Spain|Sweden|United Kingdom 1
Argentina|Canada|France|Germany|Italy|Netherlands|Norway|Spain|Sweden|United Kingdom 1
Argentina|United States|Australia|Belgium|Brazil|Bulgaria|Canada|Chile|China|Colombia|Czechia|Denmark|France|Germany|Hungary|India|Israel|Italy|Japan|Korea, Republic of|Netherlands|New Zealand|Peru|Philippines|Poland|Romania|Russian Federation|Slovakia|South Africa|Spain|Sweden|Taiwan|Thailand|Turkey|Ukraine|United Kingdom 1
Australia|Austria|Belgium|Czechia|France|Israel|Japan|Spain 1
Australia|Belgium|Denmark|France|Germany|Italy|Japan|Spain|United Kingdom 1
Australia|Belgium|France|Poland|Spain|United Kingdom 1
Australia|Brazil|Ecuador|Germany|Norway 1
Australia|Bulgaria|France|Germany|Greece|Hungary|Italy|Netherlands|Poland|Spain|United Kingdom 1
Australia|Czech Republic|Denmark|Germany|Italy|Norway|Portugal|Slovakia|Spain|Sweden|Switzerland 1
Australia|France 1
Australia|France|Germany 1
Australia|United Kingdom 1
Austria|Belgium|Canada|Germany 1
Austria|Belgium|Finland|Germany|Ireland|Netherlands|Slovakia|Spain|United Kingdom 1
Austria|Belgium|France|Germany|Greece|Italy|Japan|Netherlands|Poland|Spain|Switzerland|United Kingdom 1
Austria|Czech Republic|Denmark|France|Germany|Italy|Netherlands|Poland|Slovenia 1
Austria|France|Italy|Spain|Sweden|Switzerland|United Kingdom 1
Austria|Germany|Hungary 1
Austria|Germany|Hungary|Poland 1
Austria|Germany|Netherlands|Norway|Sweden 1
Austria|Germany|Spain 1
Austria|Germany|Sweden|Switzerland 1
Austria|Germany|Switzerland 1
Austria|Italy 1
Austria|Switzerland 1
Bangladesh 1
Belgium|Canada|Czech Republic|Finland|France|Germany|United States|Greece|Israel|Slovakia|Switzerland|Turkey|United Kingdom 1
Belgium|Canada|Estonia|France|Greece|Hungary|Ireland|Italy|Portugal|Spain|Tunisia 1
Belgium|Czech Republic|France|Germany|Italy|Netherlands 1
Belgium|Czechia|Denmark|Germany|Latvia|Lithuania|Netherlands|Poland|Portugal|Romania|Russian Federation|Spain 1
Belgium|Czechia|France|Germany|Netherlands|Slovakia 1
Belgium|Czechia|Germany|Hungary|Latvia|Netherlands|Poland|Russian Federation|Spain|United Kingdom 1
Belgium|Finland|Netherlands|Switzerland|United Kingdom 1
Belgium|France 1
Belgium|France|Germany|Israel|Italy|Netherlands|Spain|Sweden|United Kingdom 1
Belgium|France|Israel|Italy|United Kingdom 1
Belgium|France|Portugal 1
Belgium|Germany|Hungary|Italy|Poland|Romania|Spain|Turkey 1
Belgium|Germany|Italy 1
Belgium|Germany|Netherlands|Switzerland 1
Belgium|Netherlands 1
Belgium|Norway|Sweden 1
Brazil|Canada 1
Brazil|China 1
Brazil|Poland|Taiwan 1
Bulgaria|Czech Republic|Denmark|Germany|Italy|Poland|Spain|Sweden 1
Bulgaria|Czech Republic|Estonia|Germany|Lithuania|Poland|Russian Federation|Ukraine 1
Bulgaria|France|Germany|Greece|Russian Federation 1
Canada|Czechia|Hungary|Netherlands|Poland 1
Canada|Finland|Hungary|Italy|Netherlands|Norway|Poland|Romania|Sweden 1
Canada|France 1
Canada|United States|Australia|Netherlands|New Zealand|Puerto Rico|Switzerland 1
Canada|United States|Bangladesh|India|Iran, Islamic Republic of|Pakistan|Tunisia 1
Chile|Mexico 1
Chile|United States|Argentina|Canada|France|Mexico|Peru|Spain|Sweden|United Kingdom 1
China|Germany|Russian Federation|Spain 1
China|Hong Kong 1
China|Korea, Republic of 1
China|Korea, Republic of|Taiwan|Thailand 1
China|Sweden 1
Congo, The Democratic Republic of the 1
Cyprus 1
Czech Republic 1
Czech Republic|Denmark|Finland|France|Germany|Italy|Norway|Poland|Portugal|Romania|Spain|Sweden|United Kingdom 1
Czech Republic|Denmark|Germany|Hungary|Spain|Sweden|United Kingdom 1
Czech Republic|Finland|France|Germany|Italy|Norway|Portugal|Romania|Spain|Sweden 1
Czech Republic|Germany|Latvia|Lithuania|Poland|Spain 1
Czechia 1
Czechia|France|Italy|Portugal|Spain 1
Czechia|Germany|Hungary|Poland|United Kingdom 1
Czechia|Germany|Italy|Poland|Portugal|Spain 1
Denmark|Finland|Germany|Ireland|Italy|Norway|Spain|Sweden|United Kingdom 1
Denmark|Germany|Latvia|Russian Federation|Ukraine|United Kingdom 1
Denmark|Israel 1
Finland|France|Germany|Ireland|Italy|Korea, Republic of|Spain|Sweden|United Kingdom 1
Finland|France|Italy|United Kingdom 1
France|Austria|Belgium|Czechia|Denmark|Germany|Ireland|Italy|Netherlands|Spain|Sweden|Switzerland|United Kingdom 1
France|Germany 1
France|Germany|Italy|Norway|Russian Federation|Spain 1
France|Germany|Italy|Slovenia 1
France|Germany|Italy|United Kingdom 1
France|Germany|Netherlands 1
France|Germany|Netherlands|United Kingdom 1
France|Ireland 1
France|Italy 1
France|Italy|Netherlands 1
France|Italy|Spain|Tunisia 1
France|Italy|Switzerland 1
France|Japan|Peru|United States|Argentina|Australia|Austria|Belgium|Brazil|Bulgaria|Canada|Chile|Colombia|Croatia|Czech Republic|Denmark|Egypt|Finland|Germany|Greece|Guatemala|Hong Kong|Hungary|India|Israel|Italy|Korea, Republic of|Kuwait|Latvia|Lithuania|Malaysia|Mexico|New Zealand|Philippines|Poland|Portugal|Puerto Rico|Romania|Russian Federation|Serbia|Slovakia|South Africa|Spain|Sweden|Taiwan|Thailand|Turkey|Ukraine|United Arab Emirates|United Kingdom 1
France|Netherlands|United Kingdom 1
France|Réunion 1
France|Tunisia 1
France|United Kingdom 1
Georgia|Russian Federation|Ukraine 1
Germany|Belgium|France|Hungary 1
Germany|Hungary 1
Germany|Italy 1
Germany|Italy|Spain 1
Germany|Netherlands|United Kingdom 1
Germany|Poland|Spain 1
Germany|United States|Australia|Austria|Belgium|Canada|Denmark|Finland|France|Hong Kong|Italy|Korea, Republic of|Netherlands|New Zealand|Norway|Poland|Singapore|Spain|Sweden|Switzerland|Taiwan|United Kingdom 1
Germany|United States|Austria|Finland|Italy|Netherlands|Spain|Sweden|United Kingdom 1
Germany|United States|Belgium|Canada|France|Italy|Netherlands|Spain|Sweden|Turkey|United Kingdom 1
Greece|Hungary|India|Netherlands|Spain|Sweden|Thailand|Tunisia|Turkey|Ukraine|Germany|United States|Argentina|Australia|Belgium|Brazil|Bulgaria|Canada|Chile|China|Colombia|Croatia|Czech Republic|Denmark|Egypt|France|Israel|Japan|Korea, Republic of|Latvia|Lithuania|Malaysia|Mexico|Morocco|New Zealand|Philippines|Poland|Portugal|Romania|Russian Federation|Serbia|Slovakia|United Kingdom 1
Hong Kong|Japan|Malaysia|Singapore|Taiwan 1
Hungary|Poland 1
Iceland|Norway|Sweden 1
Ireland|Italy|United Kingdom 1
Israel|United States|Argentina|Australia|Austria|Belarus|Belgium|Brazil|Bulgaria|Canada|Chile|China|Colombia|Denmark|Ecuador|Egypt|Estonia|Finland|France|Georgia|Germany|Guatemala|India|Italy|Japan|Korea, Republic of|Latvia|Lithuania|Mexico|Netherlands|Norway|Panama|Peru|Philippines|Poland|Portugal|Romania|Russian Federation|Serbia|South Africa|Spain|Sweden|Switzerland|Taiwan|Tunisia|Turkey|Ukraine|United Arab Emirates|United Kingdom 1
Italy|Lithuania 1
Italy|Netherlands 1
Italy|United States|Brazil|Canada|France|Germany|Romania|Spain|Sweden|United Kingdom 1
Japan|Korea, Republic of 1
Japan|Korea, Republic of|Taiwan 1
Japan|United States|Argentina|Australia|Belgium|Brazil|Bulgaria|Canada|Czechia|Denmark|France|Hungary|Korea, Republic of|Netherlands|Poland|Russian Federation|Spain|Sweden|Turkey|Ukraine 1
Jordan|Syrian Arab Republic 1
Kazakhstan 1
Lithuania 1
Netherlands|Russian Federation 1
Netherlands|Spain 1
Netherlands|Thailand 1
Panama 1
Portugal 1
Serbia 1
Slovakia 1
Spain|United States|Australia|Bulgaria|Czechia|France|Germany|Greece|Hungary|Italy|Netherlands|Poland|Russian Federation|Sweden|United Kingdom 1
Sudan 1
Sweden|United States|Belgium|Canada|Czechia|Denmark|France|Germany|Italy|Japan|Korea, Republic of|Poland|Spain|United Kingdom 1
United Kingdom|Jersey 1
United States|Argentina|Australia|Austria|Belgium|Brazil|Bulgaria|Canada|Chile|China|Colombia|Costa Rica|Croatia|Czech Republic|Denmark|Egypt|Finland|France|Germany|Greece|Hungary|India|Ireland|Israel|Italy|Korea, Republic of|Lithuania|Malaysia|Malta|Mexico|Netherlands|New Zealand|Panama|Peru|Philippines|Poland|Portugal|Puerto Rico|Romania|Russian Federation|Serbia|Singapore|Slovakia|South Africa|Spain|Sweden|Switzerland|Taiwan|Thailand|Tunisia|Turkey|Ukraine|United Kingdom 1
United States|Argentina|Australia|Austria|Belgium|Brazil|Bulgaria|Canada|Chile|Colombia|Croatia|Czechia|Denmark|Estonia|Finland|France|Georgia|Germany|Greece|Hong Kong|Hungary|Israel|Italy|Japan|Korea, Republic of|Latvia|Lithuania|Malaysia|Mexico|Netherlands|New Zealand|Norway|Peru|Poland|Portugal|Romania|Russian Federation|Serbia|Singapore|Slovakia|South Africa|Spain|Sweden|Switzerland|Taiwan|Thailand|Turkey|Ukraine|United Kingdom 1
United States|Argentina|Australia|Austria|Belgium|Brazil|Bulgaria|Canada|Chile|Czechia|Denmark|Finland|France|Germany|Hungary|Israel|Italy|Netherlands|New Zealand|Poland|Portugal|Puerto Rico|Romania|Russian Federation|Slovakia|South Africa|Spain|Sweden|Switzerland|Turkey|United Arab Emirates|United Kingdom 1
United States|Argentina|Australia|Austria|Belgium|Brazil|Bulgaria|Canada|China|Czech Republic|Denmark|Finland|France|Georgia|Germany|Greece|Hong Kong|Hungary|India|Indonesia|Israel|Italy|Korea, Republic of|Malaysia|Mexico|Netherlands|Norway|Philippines|Poland|Portugal|Puerto Rico|Romania|Russian Federation|Singapore|Slovakia|South Africa|Spain|Sweden|Switzerland|Taiwan|Thailand|Turkey|Ukraine|United Kingdom 1
United States|Argentina|Australia|Belgium|Bulgaria|Canada|Chile|Czechia|Denmark|Estonia|France|Germany|Greece|Hong Kong|Hungary|Israel|Italy|Korea, Republic of|Mexico|Netherlands|New Zealand|Norway|Philippines|Poland|Romania|Russian Federation|Slovakia|South Africa|Spain|Sweden|Taiwan|Thailand|Ukraine|United Kingdom 1
United States|Argentina|Australia|Belgium|France|Germany|Mexico|Netherlands|Poland|Spain|United Kingdom 1
United States|Argentina|Australia|Brazil|China|Egypt|Germany|Israel|Italy|Norway|Peru|Slovakia|Turkey|United Kingdom 1
United States|Argentina|Australia|Colombia|Hungary|Italy|Korea, Republic of|Mexico|Ukraine 1
United States|Argentina|Austria|Belgium|Brazil|Bulgaria|Canada|China|Costa Rica|France|Germany|India|Italy|Japan|Korea, Republic of|Russian Federation|Spain|Thailand|Turkey 1
United States|Argentina|Austria|Belgium|Chile|France|Germany|Hungary|Israel|Italy|Japan|Netherlands|Poland|Portugal|Romania|Russian Federation|Spain|Taiwan|United Kingdom 1
United States|Argentina|Belgium|Brazil|Bulgaria|Canada|Chile|Estonia|Germany|Hungary|India|Korea, Republic of|Netherlands|Peru|Romania|Russian Federation|Serbia|South Africa|United Kingdom 1
United States|Argentina|Brazil|Bulgaria|Canada|Czech Republic|France|Germany|Greece|Hungary|India|Italy|Korea, Republic of|Netherlands|Poland|Russian Federation|Spain|United Kingdom 1
United States|Argentina|Brazil|Canada|Colombia|Denmark|France|Germany|Italy|Japan|Korea, Republic of|Netherlands|Norway|Portugal|Qatar|Saudi Arabia|Spain|Taiwan|Turkey|United Kingdom 1
United States|Argentina|Canada|France|Italy|Mexico|New Zealand|Singapore|Spain|United Kingdom 1
United States|Argentina|France|Germany|Italy|Netherlands|Spain|United Kingdom 1
United States|Australia|Austria|Belgium|Canada|Croatia|Czechia|Estonia|France|Germany|Hungary|India|Ireland|Israel|Italy|Japan|Poland|Russian Federation|Spain|Sweden|Switzerland|United Kingdom 1
United States|Australia|Austria|Belgium|Canada|Czechia|France|Germany|Israel|Italy|Japan|Lithuania|Netherlands|Poland|Portugal|Russian Federation|Spain|Sweden|Switzerland|Taiwan|Turkey|Ukraine|United Kingdom 1
United States|Australia|Austria|Belgium|Canada|France|Germany|Italy|Japan|Korea, Republic of|Russian Federation|Spain|Taiwan|United Kingdom 1
United States|Australia|Austria|Belgium|Czechia|Japan|Korea, Republic of 1
United States|Australia|Austria|Belgium|Denmark|France|Germany|Italy|Netherlands|Norway|Spain|Sweden|United Kingdom 1
United States|Australia|Belgium|Brazil|Canada|China|Czechia|France|Germany|Greece|Israel|Italy|Japan|Korea, Republic of|Mexico|Poland|Russian Federation|Spain|Turkey|United Kingdom 1
United States|Australia|Belgium|Brazil|Canada|Czechia|Denmark|Finland|France|Germany|Greece|Israel|Italy|Korea, Republic of|Mexico|Netherlands|Norway|Poland|Portugal|Spain|Sweden|Turkey|United Kingdom 1
United States|Australia|Belgium|Brazil|Canada|France|Germany|Hong Kong|Hungary|Russian Federation|Switzerland 1
United States|Australia|Belgium|Bulgaria|China|Denmark|Germany|Hungary|Spain|Switzerland|Taiwan|United Kingdom 1
United States|Australia|Belgium|Canada|Denmark|France|Germany|Indonesia|Israel|Italy|Netherlands|Spain|Sweden|Switzerland|Turkey|United Kingdom 1
United States|Australia|Belgium|Canada|Denmark|France|Germany|Italy|Japan|Mexico|Netherlands|Poland|Spain|Sweden 1
United States|Australia|Belgium|Canada|Denmark|France|Germany|Italy|Netherlands|Spain|United Kingdom 1
United States|Australia|Belgium|Canada|France|Germany|Israel|Netherlands|Spain|Sweden|United Kingdom 1
United States|Australia|Belgium|Canada|France|Germany|Italy|Netherlands|United Kingdom 1
United States|Australia|Belgium|Canada|France|Germany|Italy|Switzerland 1
United States|Australia|Belgium|Czech Republic|Denmark|France|Germany|Greece|Italy|Netherlands|Russian Federation|Spain|Sweden|Switzerland|United Kingdom 1
United States|Australia|Belgium|France|Germany|Italy|Poland|Spain|United Kingdom 1
United States|Australia|Brazil|Chile|France|Germany|Italy|Peru|Spain|United Kingdom 1
United States|Australia|Bulgaria|Canada|China|Denmark|Greece|Hong Kong|Italy|Malaysia|Mexico|New Zealand|Romania|Russian Federation|Switzerland|Thailand|United Kingdom 1
United States|Australia|Canada|China|Israel|Poland|Portugal|Spain 1
United States|Australia|Canada|China|New Zealand 1
United States|Australia|Canada|Denmark|France|Germany|Italy|Spain|Switzerland|United Kingdom 1
United States|Australia|Canada|France|Germany|Italy|United Kingdom 1
United States|Australia|Canada|France|Germany|Puerto Rico|Russian Federation 1
United States|Australia|Canada|Italy|Spain|United Kingdom 1
United States|Australia|Canada|Malaysia|Netherlands|Thailand 1
United States|Australia|Canada|New Zealand|Puerto Rico 1
United States|Australia|Canada|New Zealand|Puerto Rico|Saudi Arabia 1
United States|Australia|Canada|New Zealand|Saudi Arabia 1
United States|Australia|Canada|Puerto Rico 1
United States|Australia|Finland|France|Germany|Netherlands|Spain|United Kingdom 1
United States|Australia|Finland|Italy|Singapore|Spain|Switzerland 1
United States|Australia|France|Germany|Japan|Puerto Rico|Spain|United Kingdom 1
United States|Australia|France|Israel|Italy|Spain|United Kingdom 1
United States|Australia|France|Spain 1
United States|Australia|France|United Kingdom 1
United States|Australia|Germany 1
United States|Australia|Germany|Israel|Netherlands 1
United States|Australia|Hungary|Netherlands 1
United States|Australia|India|Italy|United Kingdom 1
United States|Australia|Israel|Netherlands|Poland|Spain 1
United States|Austria|Belgium|Canada|Czechia|France|Germany|Greece|Hong Kong|Hungary|Italy|Japan|Korea, Republic of|Norway|Spain|Sweden|Taiwan|Turkey|United Kingdom 1
United States|Austria|Belgium|Canada|Denmark|France|Germany|Israel|Italy|Poland|Russian Federation|Spain|Sweden|United Kingdom 1
United States|Austria|Belgium|Canada|France|Germany|Hungary|Italy|Korea, Republic of|Spain|Sweden|Switzerland|Thailand|United Kingdom 1
United States|Austria|Belgium|Canada|France|Germany|Italy|Netherlands|Poland|Portugal|Spain|United Kingdom 1
United States|Austria|Belgium|France|Germany|Israel|Spain|United Kingdom 1
United States|Austria|Bulgaria|Canada|Germany|Israel|Italy|Netherlands|Poland|Spain 1
United States|Austria|Finland|France|Germany|Italy 1
United States|Austria|Germany|Spain 1
United States|Bangladesh|Denmark|Netherlands|United Kingdom 1
United States|Belgium|Brazil|Canada|Croatia|Germany|Hong Kong|Hungary|Netherlands|Portugal|Spain 1
United States|Belgium|Bulgaria|Canada|Czechia|Denmark|France|Germany|Israel|Italy|Netherlands|Poland|Serbia|Spain|Turkey 1
United States|Belgium|Bulgaria|Canada|Czechia|France|Germany|Ireland|Israel|Italy|Netherlands|Spain 1
United States|Belgium|Bulgaria|Canada|Estonia|Germany|Hungary|Israel|Italy|Netherlands|Poland|Serbia|Spain|Ukraine|United Kingdom 1
United States|Belgium|Canada|Czech Republic|Germany|Hungary|Netherlands|Poland|Russian Federation|Spain|Sweden 1
United States|Belgium|Canada|Czechia|France|Germany|Israel|Italy|Korea, Republic of|Netherlands|Russian Federation|Spain|United Kingdom 1
United States|Belgium|Canada|Denmark|France|Germany|Italy|Netherlands|Spain|United Kingdom 1
United States|Belgium|Canada|Denmark|France|Germany|Netherlands|Poland|United Kingdom 1
United States|Belgium|Canada|Denmark|France|Netherlands|Poland|United Kingdom 1
United States|Belgium|Canada|Finland|Germany|Italy|United Kingdom 1
United States|Belgium|Canada|Finland|Italy|United Kingdom 1
United States|Belgium|France 1
United States|Belgium|France|Germany|India|Italy|Spain|Turkey|United Kingdom 1
United States|Belgium|France|Germany|Italy 1
United States|Belgium|France|Germany|Italy|Spain 1
United States|Belgium|France|Germany|Italy|Spain|United Kingdom 1
United States|Belgium|France|Germany|Netherlands 1
United States|Belgium|Germany|Italy|Japan|Korea, Republic of|Spain|United Kingdom 1
United States|Belgium|Italy|Netherlands|Russian Federation|Spain 1
United States|Brazil|Canada|France|Germany|Hungary|Israel|Italy|Netherlands|South Africa|Spain|United Kingdom 1
United States|Brazil|Canada|France|Germany|Israel|Italy|Netherlands|South Africa|Spain|United Kingdom 1
United States|Brazil|Canada|Germany|Italy|Netherlands|United Kingdom 1
United States|Brazil|Czechia|India|Latvia|Poland|Russian Federation|Serbia|South Africa|Turkey|Ukraine 1
United States|Brazil|Denmark|France|Germany|Hong Kong|Italy|Korea, Republic of|Puerto Rico|Taiwan|United Kingdom 1
United States|Brazil|France|Israel|Italy|Netherlands|Portugal|Singapore|Spain|United Kingdom 1
United States|Brazil|Mexico|Portugal 1
United States|Bulgaria|Canada|Germany|Hungary|Netherlands|Poland|Spain|United Kingdom 1
United States|Bulgaria|Czech Republic|France|Germany|Italy|Poland|Romania|Russian Federation|Spain|United Kingdom 1
United States|Bulgaria|Denmark|France|Greece|Hungary|Israel|Italy|Netherlands|Poland|Romania|Spain 1
United States|Bulgaria|France|Greece|Hungary|Israel|Italy|Netherlands|Poland|Romania|Spain 1
United States|Bulgaria|Georgia|Romania 1
United States|Canada|Czechia|Denmark|France|Germany|Hungary|Ireland|Italy|Netherlands|Poland|Romania|Spain|Sweden 1
United States|Canada|Denmark|Finland|France|Germany 1
United States|Canada|Denmark|Finland|France|Italy|Spain|Sweden|United Kingdom 1
United States|Canada|Denmark|France|Germany|Italy|Netherlands|Poland|Spain|United Kingdom 1
United States|Canada|Denmark|France|Germany|Italy|Poland|Spain|United Kingdom 1
United States|Canada|Denmark|Russian Federation|Serbia|Spain 1
United States|Canada|Finland|Germany|Italy|Netherlands|Spain|Switzerland|United Kingdom 1
United States|Canada|France|Germany 1
United States|Canada|France|Germany|Hungary|Italy|Poland 1
United States|Canada|France|Germany|Italy|Mexico|Poland|Spain|United Kingdom 1
United States|Canada|France|Germany|Netherlands|South Africa|Spain|United Kingdom 1
United States|Canada|France|Germany|Netherlands|Spain|United Kingdom 1
United States|Canada|France|Greece|Italy|Poland|South Africa 1
United States|Canada|France|Italy|Norway|Spain|United Kingdom 1
United States|Canada|France|Netherlands 1
United States|Canada|France|Puerto Rico|Spain|United Kingdom 1
United States|Canada|France|Spain 1
United States|Canada|Germany 1
United States|Canada|Germany|Netherlands|Spain|United Kingdom 1
United States|Canada|New Zealand 1
United States|Canada|Puerto Rico 1
United States|Canada|Puerto Rico|United Kingdom 1
United States|Canada|Spain 1
United States|Canada|Sweden|United Kingdom 1
United States|Chile 1
United States|Chile|Israel 1
United States|Colombia|Argentina|Australia|Austria|Belgium|Brazil|Bulgaria|Canada|Chile|Croatia|Czechia|Denmark|France|Germany|Hungary|India|Israel|Italy|Korea, Republic of|Mexico|Netherlands|Norway|Peru|Poland|Portugal|Puerto Rico|Romania|Russian Federation|Serbia|Slovakia|Spain|Sweden|Switzerland|Ukraine|United Kingdom|Virgin Islands (U.S.) 1
United States|Costa Rica|El Salvador|Morocco|Panama 1
United States|Czechia|Ireland|Italy|Netherlands 1
United States|Denmark|France|United Kingdom 1
United States|Denmark|Germany 1
United States|Denmark|Korea, Republic of|Spain 1
United States|Estonia|France|Germany|Latvia|Lithuania|Poland|Spain|United Kingdom 1
United States|Finland|France|Israel|Italy|Lithuania|Netherlands|Poland|Russian Federation|Spain|Turkey|United Kingdom 1
United States|France|Germany|Hungary|Poland|Russian Federation|Serbia|Spain 1
United States|France|Germany|India|Spain|United Kingdom 1
United States|France|Germany|Italy|Russian Federation|Spain|United Kingdom 1
United States|France|Germany|Italy|Russian Federation|United Kingdom 1
United States|France|Germany|Poland|Portugal|United Kingdom 1
United States|France|Germany|Spain 1
United States|France|Germany|United Kingdom 1
United States|France|Italy|Netherlands|Spain|United Kingdom 1
United States|France|Poland|United Kingdom 1
United States|France|Portugal 1
United States|France|Sweden|United Kingdom 1
United States|Germany|Hungary|Switzerland|United Kingdom 1
United States|Germany|Spain 1
United States|Honduras 1
United States|Hungary|Italy|Netherlands|United Kingdom 1
United States|India|South Africa 1
United States|Ireland|United Kingdom 1
United States|Israel|Peru 1
United States|Italy|Taiwan|United Kingdom 1
United States|Italy|United Kingdom 1
United States|Japan 1
United States|Netherlands 1
United States|Netherlands|Poland 1
United States|Poland|Spain 1
United States|Poland|Spain|United Kingdom 1
United States|Portugal|Spain 1
United States|Sweden 1
United States|Switzerland 1
Venezuela 1

Sites per Study

Site_count Study_Count
1 2826
2 257
3 112
4 95
5 73
6 61
7 45
8 35
9 39
10 23
11 31
12 29
13 20
14 18
15 20
16 13
17 20
18 5
19 10
20 10
21 12
22 14
23 9
24 11
25 8
26 9
27 3
28 10
29 10
30 6
31 10
32 5
33 5
34 6
35 7
36 7
37 10
38 11
39 5
40 3
41 3
42 4
43 9
44 5
45 3
46 4
47 3
48 4
49 5
50 5
51 1
52 3
53 1
54 3
55 1
56 2
57 3
58 1
59 4
60 2
61 2
62 1
63 2
64 2
65 2
66 2
67 1
68 2
69 3
70 1
71 3
74 1
75 1
76 2
79 3
80 2
81 1
82 1
83 1
85 2
87 2
88 3
90 1
92 1
94 3
96 3
99 1
100 1
101 2
102 2
103 1
107 1
108 1
110 1
111 1
112 1
116 1
117 1
118 2
119 1
127 1
131 1
141 1
142 1
145 1
151 1
155 1
158 1
177 1
178 1
180 1
185 1
191 2
196 1
203 1
204 1
211 1
234 1
237 1
242 1
253 1
262 1
283 1
288 1
296 1
298 1
326 1
341 2
513 1
563 1
584 1
626 1
672 1
688 1
829 1
916 1
918 1
955 1

Phase

Phase Study_Count
N/A 1527
Phase 2 923
Phase 3 514
Phase 4 386
Phase 1 341
Phase 1/Phase 2 242
Phase 2/Phase 3 103
Early Phase 1 38

Number of Arms

Number_of_Arms Count_of_Studies
1 1078
2 1932
3 370
4 183
5 44
6 34
7 9
8 3
9 7
25 1
NA 413

Enrollment Metrics by Phase

Measure Early.Phase.1 N.A Phase.1 Phase.1.Phase.2 Phase.2 Phase.2.Phase.3 Phase.3 Phase.4
Min. 1.00000 1.0000 1.00000 2.00000 1.0000 6.00 3.0000 4.0000
1st Qu. 20.00000 30.0000 15.00000 20.00000 25.0000 49.75 57.0000 40.0000
Median 41.50000 56.0000 26.00000 37.00000 48.0000 97.00 130.0000 77.0000
Mean 68.44737 200.6658 36.80251 59.13617 217.3808 161.41 549.7137 320.4591
3rd Qu. 77.00000 105.0000 46.00000 65.00000 104.0000 183.25 326.2500 182.5000
Max. 705.00000 48282.0000 496.00000 942.00000 100000.0000 2000.00 18624.0000 19519.0000

Trial Group Type

group_type Group_Count
Experimental 4036
Active Comparator 1548
Placebo Comparator 1012
NA 413
Other 378
No Intervention 300
Sham Comparator 109

Intervention Model

intervention_model Study_Count
Parallel Assignment 2258
Single Group Assignment 1235
Crossover Assignment 324
NA 167
Factorial Assignment 48
Sequential Assignment 42

Primary Purpose

primary_purpose Study_Count
Treatment 3209
Prevention 258
Supportive Care 139
Diagnostic 138
Basic Science 113
Other 80
NA 61
Health Services Research 43
Screening 28
Device Feasibility 4
Educational/Counseling/Training 1

Observational Studies

Studies by Country

Country Study_Count
United States 359
France 112
NA 95
China 41
Germany 40
Italy 33
United Kingdom 33
Denmark 23
Taiwan 22
Switzerland 21
Korea, Republic of 20
Turkey 20
Canada 19
Egypt 17
Brazil 16
Netherlands 15
Spain 14
Japan 13
India 9
Belgium 8
Israel 8
United States|Canada 8
Greece 7
Sweden 7
Russian Federation 6
Thailand 5
Austria 4
Finland 4
Indonesia 4
Norway 4
Poland 4
Singapore 4
Mexico 3
Romania 3
United States|Puerto Rico 3
United States|United Kingdom 3
Argentina 2
Belgium|France 2
Croatia 2
Iran, Islamic Republic of 2
Ireland 2
Portugal 2
United States|Australia 2
United States|Israel 2
Argentina|Belgium|Brazil|Denmark|Finland|France|Germany|Greece|Italy|Luxembourg|Mexico|Netherlands|Norway|Poland|Romania|Slovenia|Spain|Turkey|United Kingdom|Venezuela 1
Argentina|Belgium|Czechia|Denmark|Finland|France|Germany|Hungary|Ireland|Israel|Italy|Lithuania|Luxembourg|Netherlands|Norway|Russian Federation|Saudi Arabia|Serbia|Slovenia|Spain|Sweden|Switzerland|United Kingdom 1
Austria|Belgium|Czech Republic|Denmark|Germany|Ireland|Italy|Netherlands|Spain|Switzerland 1
Austria|Croatia|Czechia|Denmark|France|Germany|Greece|Israel|Italy|Netherlands|Poland|Portugal|Romania|Serbia|Spain|Sweden|Switzerland|United Kingdom 1
Austria|Denmark|France|Germany|Italy|Spain|Sweden|United Kingdom 1
Austria|Germany 1
Austria|Germany|Netherlands|Switzerland 1
Brazil|Portugal|United Kingdom 1
Bulgaria 1
Canada|China|France 1
Canada|Norway|Sweden 1
China|Egypt|Mexico|Poland 1
China|India|Korea, Republic of|Malaysia|Singapore|Thailand|Vietnam 1
Colombia 1
Cyprus|Finland|Netherlands 1
Czechia 1
Czechia|France|Hungary|Israel|Italy|Poland|Spain|United Kingdom 1
Denmark|Germany|Switzerland 1
Ecuador 1
Egypt|Germany|India|Sri Lanka 1
Finland|France|Germany|Italy|Sweden|United Kingdom 1
France|Germany|Italy|Spain 1
France|Germany|Spain 1
France|Italy 1
France|Monaco 1
France|United States|Spain 1
Gabon 1
Hong Kong 1
India|Lithuania|Sri Lanka 1
Italy|Netherlands|Spain 1
Italy|United Kingdom 1
Lebanon 1
Lithuania 1
Malta 1
Netherlands|Spain|Sweden 1
Panama 1
Portugal|United Kingdom 1
Saudi Arabia 1
Slovenia 1
Taiwan|Vietnam 1
Tanzania 1
United States|Argentina|Australia|Bangladesh|Belgium|Canada|China|Denmark|France|Germany|Greece|Italy|Japan|Malaysia|Netherlands|Puerto Rico|South Africa|Spain|Taiwan|United Kingdom 1
United States|Argentina|Australia|Belgium|Chile|Denmark|Germany|Greece|Peru|Spain|Thailand|United Kingdom 1
United States|Argentina|Australia|Canada|Czech Republic|Hungary|Ireland|Israel|Italy|Spain 1
United States|Argentina|Canada|France|Italy|Spain|United Kingdom 1
United States|Argentina|Canada|Mexico|New Zealand|Singapore|Spain 1
United States|Argentina|Mexico|Spain|United Kingdom 1
United States|Australia|Canada 1
United States|Australia|Canada|France|Germany|United Kingdom 1
United States|Australia|Canada|Puerto Rico 1
United States|Austria|Belgium|Brazil|China|Croatia|Czechia|France|Germany|Italy|Taiwan|United Kingdom 1
United States|Austria|Canada|France|Germany|Netherlands|Spain|Switzerland 1
United States|Austria|Czechia|Germany|Japan|Norway|Switzerland 1
United States|Austria|Germany|Norway|Switzerland 1
United States|Brazil|France 1
United States|Brazil|United Kingdom 1
United States|Canada|Italy|United Kingdom 1
United States|Canada|United Kingdom 1
United States|Colombia 1
United States|Colombia|Peru|Spain 1
United States|France 1
United States|Germany|United Kingdom 1
United States|Guatemala 1
United States|Israel|United Kingdom 1
United States|Italy 1
United States|Spain|Taiwan 1
United States|Thailand 1

Sites per Study

Site_count Study_Count
1 825
2 75
3 31
4 19
5 15
6 11
7 16
8 9
9 2
10 6
11 7
12 3
13 5
15 2
16 4
17 2
18 6
19 1
20 1
22 1
23 2
24 2
25 3
26 2
27 1
28 1
29 2
31 1
34 1
35 3
37 1
38 1
43 2
45 2
47 1
50 2
53 1
57 1
63 1
66 1
67 1
70 1
80 1
109 1
127 1
131 1
159 1
186 1
189 1
203 1
225 1
234 1
251 1
280 1
292 1
317 1
411 1
785 1

Enrollment Metrics

Measure Observational
Min 1.000
1st Qu 50.000
Median 120.000
Mean 8052.171
3rd Qu 458.000
Max 6000000.000

Observation Model

observational_model Study_Count
Cohort 533
Case-Control 139
Case-Only 109
NA 108
Case Control 100
Other 51
Family-Based 23
Ecologic or Community 8
Case-Crossover 7
Case Control, Natural History 3
Defined Population 3
Defined Population, Natural History 3
Natural History 3

Time Perspective

time_perspective Study_Count
Prospective 680
Cross-Sectional 157
Retrospective 137
NA 73
Other 32
Cross-Sectional, Prospective 3
Longitudinal, Prospective 3
Cross-Sectional, Retrospective/Prospective 2
Cross-Sectional, Retrospective 1
Longitudinal, Retrospective 1
Longitudinal, Retrospective/Prospective 1

Registries

Studies by Country

Country Study_Count
United States 28
China 9
France 9
Italy 8
Canada 6
NA 6
Spain 6
Germany 4
Korea, Republic of 4
Turkey 4
Russian Federation 2
Sweden 2
Argentina 1
Austria 1
Belgium 1
Belgium|Denmark|France|Germany|Greece|Italy|Luxembourg|Norway|Spain|Sweden|United Kingdom 1
Brazil 1
Chile 1
China|Hong Kong|India|Indonesia|Japan|Malaysia|Pakistan|Singapore|Thailand|Vietnam 1
Colombia 1
Denmark 1
Ecuador 1
Greece 1
Hong Kong 1
India 1
Indonesia 1
Iran, Islamic Republic of 1
Ireland 1
Kuwait 1
Lithuania 1
Mexico 1
Nepal 1
Netherlands 1
Norway 1
Taiwan 1
Thailand 1
United Kingdom 1
United States|Australia 1
United States|Australia|Belgium|Canada|Denmark|France|Germany|Israel|Italy|Korea, Republic of|Poland|Russian Federation|Spain|Taiwan|United Kingdom 1
United States|Australia|Canada|New Zealand|United Kingdom 1
United States|Australia|Ireland|Spain|Sweden|United Kingdom 1
United States|Canada|Denmark|France|Germany|Norway|United Kingdom 1

Sites per Study

Site_count Study_Count
1 95
2 5
3 2
4 1
6 2
7 1
9 2
11 1
12 1
15 1
19 1
21 2
36 1
61 1
128 1
135 1

Enrollment Metrics

Measure Registries
Min 5.000
1st Qu 142.500
Median 400.000
Mean 2693.008
3rd Qu 1619.250
Max 100000.000

Registry Model

observational_model Study_Count
Cohort 79
Case-Only 11
Other 10
Case-Control 8
Family-Based 5
Ecologic or Community 3
Case Control 1
NA 1

Time Perspective

time_perspective Study_Count
Prospective 91
Other 14
Cross-Sectional 13

Follow-up

target_duration Study_Count
10 Years 20
5 Years 14
12 Months 8
2 Years 8
3 Years 8
1 Day 7
1 Year 7
6 Months 7
15 Years 5
20 Years 5
2 Days 2
2 Months 2
3 Months 2
4 Years 2
60 Days 2
7 Years 2
1 Month 1
100 Years 1
14 Years 1
180 Days 1
21 Months 1
3 Days 1
3 Weeks 1
30 Months 1
36 Months 1
360 Days 1
4 Days 1
4 Weeks 1
50 Years 1
6 Years 1
7 Days 1
8 Months 1
8 Weeks 1

Overview of Studies

Interventional Trials

#If less then 500 trials

Observational Studiess

#If less then 500 studies

Registries

#If less then 500 registries

nct_id brief_title link overall_status source primary_completion_date
NCT04044066 Biomarker-based Prognostic Assessment https://ClinicalTrials.gov/show/NCT04044066 Recruiting Qilu Hospital of Shandong University 2020-12-31
NCT03409653 Complex Chronic Diseases Program Data Registry https://ClinicalTrials.gov/show/NCT03409653 Enrolling by invitation BC Women’s Hospital & Health Centre 2021-09-30
NCT01770054 Prevalence of Metabolic Syndrome in Atahualpa https://ClinicalTrials.gov/show/NCT01770054 Completed Hospital Clínica Kennedy 2013-03-31
NCT03344718 Metabolic Syndrome and Vitamin D Level in Old People https://ClinicalTrials.gov/show/NCT03344718 Completed National Cheng-Kung University Hospital 2012-08-17
NCT03326037 Study of The Association of Mutations in The NPHS2 Gene and Nephrotic Syndrome in Children and Adults in Middle East https://ClinicalTrials.gov/show/NCT03326037 Active, not recruiting Assiut University 2019-10-31
NCT03319524 Clinical and Genetic Testing of Patients With Usher Syndrome https://ClinicalTrials.gov/show/NCT03319524 Completed Sensor Technology for Deafblind 2018-04-01
NCT03311165 Epidemiological Study of Neonatal Acute Respiratory Distress Syndrome (ARDS) https://ClinicalTrials.gov/show/NCT03311165 Completed Daping Hospital and the Research Institute of Surgery of the Third Military Medical University 2019-06-30
NCT03303716 ASXL-Related Disorders Registry https://ClinicalTrials.gov/show/NCT03303716 Recruiting University of California, Los Angeles 2037-09-30
NCT03292887 Hunter Outcome Survey (HOS) https://ClinicalTrials.gov/show/NCT03292887 Recruiting Shire 2022-09-01
NCT03275935 Evaluation of Inhalation Technique in Patients With COPD, Asthma or ACOS Using a Dry Powder Device (DPI) https://ClinicalTrials.gov/show/NCT03275935 Completed Kathmandu University School of Medical Sciences 2017-06-30
NCT03275480 Institut Paoli Calmettes Myelodysplastic Syndromes Database https://ClinicalTrials.gov/show/NCT03275480 Recruiting Institut Paoli-Calmettes 2030-01-31
NCT03246542 Promising Bimarker Prediction of Outcome of HELLP Syndrome. https://ClinicalTrials.gov/show/NCT03246542 Completed Ain Shams Maternity Hospital 2015-12-01
NCT03231644 Fibrous Dysplasia, McCune-Albright Syndrome Patient Registry https://ClinicalTrials.gov/show/NCT03231644 Recruiting Fibrous Dysplasia Foundation 2026-10-31
NCT03233477 Patient Registry of Posner-Schlossman Syndrome https://ClinicalTrials.gov/show/NCT03233477 Recruiting Peking University 2029-07-31
NCT03218761 POTS NET mRNA Functional Correlation With NET Activity https://ClinicalTrials.gov/show/NCT03218761 Enrolling by invitation Vanderbilt University Medical Center 2022-12-31
NCT03197298 Change of Dual Antiplatelet Therapy in Patients With Acute Coronary Syndrome https://ClinicalTrials.gov/show/NCT03197298 Completed Thorax Centrum Twente 2016-07-25
NCT03185702 UTHealth Turner Syndrome Research Registry https://ClinicalTrials.gov/show/NCT03185702 Recruiting The University of Texas Health Science Center, Houston 2025-01-01
NCT03182309 Registry for Chronic Obstructive Pulmonary Disease With Sleep Apnea Hypopnea Syndrome in China https://ClinicalTrials.gov/show/NCT03182309 Recruiting Chinese Academy of Medical Sciences, Fuwai Hospital 2020-12-31
NCT03178877 The Prevalence of Irritable Bowel Syndrome Using Rome IV Criteria in Medical Student and The Related Factors https://ClinicalTrials.gov/show/NCT03178877 Completed Indonesia University 2016-12-31
NCT03169296 Clinical and Genomic Registry of MDS in Asia https://ClinicalTrials.gov/show/NCT03169296 Recruiting The University of Hong Kong 2022-06-30
NCT03137355 The Leigh Syndrome Registry https://ClinicalTrials.gov/show/NCT03137355 Recruiting The University of Texas Health Science Center, Houston 2025-06-17
NCT03129503 Optical Coherence Tomography in Acute Coronary Syndrome https://ClinicalTrials.gov/show/NCT03129503 Active, not recruiting Charite University, Berlin, Germany 2024-03-31
NCT03088020 International Congenital Central Hypoventilation Syndrome (CCHS) Registry https://ClinicalTrials.gov/show/NCT03088020 Recruiting Ann & Robert H Lurie Children’s Hospital of Chicago 2021-12-31
NCT03069053 Clinical Features and Histologic Findings in Bladder Pain Syndrome/Interstitial Cystitis https://ClinicalTrials.gov/show/NCT03069053 Completed IRCCS Policlinico S. Matteo 2016-12-15
NCT03067922 Postmastectomy Pain Syndrome in an Indian Cancer Hospital https://ClinicalTrials.gov/show/NCT03067922 Completed Tata Memorial Centre 2018-03-06
NCT02954120 Chronic Periodontitis and Polycystic Ovary Syndrome https://ClinicalTrials.gov/show/NCT02954120 Completed Bezmialem Vakif University 2015-05-31
NCT02870660 Familial Hypercholesterolemia Amongst Patients With Acute Coronary Syndrome https://ClinicalTrials.gov/show/NCT02870660 Recruiting Isfahan University of Medical Sciences 2018-09-30
NCT02841553 Wolfram Syndrome International Registry and Clinical Study https://ClinicalTrials.gov/show/NCT02841553 Recruiting Washington University School of Medicine 2025-12-31
NCT02822677 A Cross-sectional Study on IBS Subtypes, Chinese Medicine Pattern and Host-gut Microbiota Metabolic Interactions https://ClinicalTrials.gov/show/NCT02822677 Completed Hong Kong Baptist University 2017-01-16
NCT02799940 Abnormalities in Lung Computed Tomography and Physiological Alterations in Patients With Acute Respiratory Distress Syndrome https://ClinicalTrials.gov/show/NCT02799940 Completed Hospital Regional Rio Gallegos 2019-05-19
NCT02767960 Serum Tenascin-C Concentration in Patients With Acute Coronary Syndrome https://ClinicalTrials.gov/show/NCT02767960 Completed The First Affiliated Hospital of Dalian Medical University 2017-01-31
NCT02591979 PASHOS Project: Advanced Platform for Sleep Apnea Syndrome Assessment https://ClinicalTrials.gov/show/NCT02591979 Completed Fundació Institut de Recerca de l’Hospital de la Santa Creu i Sant Pau 2018-10-31
NCT03402711 Registry of Bleeding Risk in Real World Chinese Acute Coronary Syndrome Patients-II https://ClinicalTrials.gov/show/NCT03402711 Recruiting Chinese PLA General Hospital 2020-04-30
NCT02549664 Exercise in Genetic Cardiovascular Conditions https://ClinicalTrials.gov/show/NCT02549664 Active, not recruiting Yale University 2021-12-30
NCT02447861 Characterization of 3q29 Deletion Syndrome and 3q29 Duplication Syndrome https://ClinicalTrials.gov/show/NCT02447861 Recruiting Emory University 2021-03-31
NCT02438085 Prospective Registry of Acute Coronary Syndromes in Ferrara https://ClinicalTrials.gov/show/NCT02438085 Recruiting University Hospital of Ferrara 2022-06-30
NCT02413450 Derivation of Human Induced Pluripotent Stem (iPS) Cells to Heritable Cardiac Arrhythmias https://ClinicalTrials.gov/show/NCT02413450 Enrolling by invitation Johns Hopkins University 2023-08-31
NCT02381457 SNP-based Microdeletion and Aneuploidy RegisTry (SMART) https://ClinicalTrials.gov/show/NCT02381457 Active, not recruiting Natera, Inc. 2020-04-30
NCT02378805 European Alport Therapy Registry - European Initiative Towards Delaying Renal Failure in Alport Syndrome https://ClinicalTrials.gov/show/NCT02378805 Recruiting University Hospital Goettingen 2010-07-31
NCT02379702 Metabolic Syndrome Prevalence Study https://ClinicalTrials.gov/show/NCT02379702 Completed Abdi Ibrahim Ilac San. ve Tic A.S. 2014-11-30
NCT02330692 Cohort Study of New Prognostic Factors With Peripheral Blood and Bone Marrow Evaluation at the Time of Diagnosis and Relapse in Myelodysplastic Syndrome https://ClinicalTrials.gov/show/NCT02330692 Recruiting Yonsei University 2023-07-31
NCT02329210 Clinical Registry Investigating Bardet-Biedl Syndrome https://ClinicalTrials.gov/show/NCT02329210 Recruiting Marshfield Clinic Research Foundation 2028-12-31
NCT02327364 Natural History of Pearson Syndrome https://ClinicalTrials.gov/show/NCT02327364 Enrolling by invitation The Cleveland Clinic 2020-09-30
NCT02288260 RuSsian RegisTry of Acute CoronaRy SyndromE TreAtMent and Approach in Dual Antiplatelet Therapy https://ClinicalTrials.gov/show/NCT02288260 Completed AstraZeneca 2018-07-29
NCT02285868 ATI Evidence-based Guide Investigating Clinical Services https://ClinicalTrials.gov/show/NCT02285868 Recruiting ATI Holdings, LLC 2024-01-31
NCT02279654 Non-interventional Study of Lenalidomide in the Clinical Routine Treatment of TD Patients With IPSS Low or Int-1 MDS and Isolated Del(5q) https://ClinicalTrials.gov/show/NCT02279654 Active, not recruiting Celgene 2022-03-31
NCT02255344 Multicenter Study to Develop a Risk Model for Early Major Cardiovascular Events https://ClinicalTrials.gov/show/NCT02255344 Completed Instituto Mexicano del Seguro Social 2019-12-31
NCT02206360 Pancreatic Cancer Early Detection Program https://ClinicalTrials.gov/show/NCT02206360 Recruiting White Plains Hospital 2024-03-31
NCT02190955 Assessment of the Educational Experiences for Patients Newly Diagnosed With Nephrotic Syndrome https://ClinicalTrials.gov/show/NCT02190955 Completed University of South Florida 2014-05-31
NCT02130739 Horner’s SD After Thoracic Epidural Block https://ClinicalTrials.gov/show/NCT02130739 Completed Soonchunhyang University Hospital 2013-12-31
NCT02111668 Thoracic Aortic Dilatation Syndromes https://ClinicalTrials.gov/show/NCT02111668 Completed University of Aarhus 2016-05-31
NCT03969407 Determination of the Best Positive End-expiratory Pressure (PEEP) https://ClinicalTrials.gov/show/NCT03969407 Completed Centre Chirurgical Marie Lannelongue 2019-06-20
NCT02077530 Metabolic Syndrome Cohort in Korea https://ClinicalTrials.gov/show/NCT02077530 Active, not recruiting Korea University Anam Hospital 2023-11-30
NCT02060760 Use of Abbott High Sensitivity Troponin I Assay In Acute Coronary Syndromes https://ClinicalTrials.gov/show/NCT02060760 Active, not recruiting Hennepin Healthcare Research Institute 2016-06-30
NCT02018497 Essential Hypotension and Allostasis Registry https://ClinicalTrials.gov/show/NCT02018497 Recruiting CES University 2020-07-30
NCT02013583 The Glucose Transporter Type I Deficiency (G1D) Registry https://ClinicalTrials.gov/show/NCT02013583 Recruiting University of Texas Southwestern Medical Center 2022-12-31
NCT02011776 A Randomized, Parallel-Group Comparison Study of Topical Corticosteroids in Dry Eye Patients With Sjögren Syndrome https://ClinicalTrials.gov/show/NCT02011776 Completed Santen Pharmaceutical(China) Co.,LTD 2013-08-31
NCT01990040 Registry for Participants With Short Bowel Syndrome https://ClinicalTrials.gov/show/NCT01990040 Recruiting Shire 2031-05-31
NCT01989819 Primary Sjögren Syndrome https://ClinicalTrials.gov/show/NCT01989819 Completed University Hospital, Limoges 2016-09-30
NCT01971957 Sjogren-Larsson Syndrome: Natural History, Clinical Variation and Evaluation of Biochemical Markers https://ClinicalTrials.gov/show/NCT01971957 Active, not recruiting University of Nebraska 2020-08-31
NCT01907555 Clinical, Molecular and Physiopathological Study of Cohen Syndrome and Cohen-like Syndromes https://ClinicalTrials.gov/show/NCT01907555 Completed Centre Hospitalier Universitaire Dijon 2016-09-13
NCT01793168 Rare Disease Patient Registry & Natural History Study - Coordination of Rare Diseases at Sanford https://ClinicalTrials.gov/show/NCT01793168 Recruiting Sanford Health 2100-12-31
NCT01774955 The GReek AntiPlatElet (GRAPE) Registry: A Multicenter Observational Prospective Investigation of Antiplatelet Treatment in Patients With Acute Coronary Syndrome Subjected to Percutaneous Coronary Intervention https://ClinicalTrials.gov/show/NCT01774955 Completed University of Patras 2014-12-31
NCT01522183 Atypical Hemolytic-Uremic Syndrome (aHUS) Registry https://ClinicalTrials.gov/show/NCT01522183 Recruiting Alexion Pharmaceuticals 2023-12-31
NCT04422444 Post Intensive Care Syndrome in COVID19 Patients https://ClinicalTrials.gov/show/NCT04422444 Recruiting Corporacion Parc Tauli 2021-05-01
NCT04402086 Rheumatology Patient Registry and Biorepository https://ClinicalTrials.gov/show/NCT04402086 Recruiting Yale University 2030-06-01
NCT04398186 The Effect of Polycystic Ovary Syndrome on Pelvic Floor Structure and Function https://ClinicalTrials.gov/show/NCT04398186 Recruiting Giresun University 2020-10-01
NCT04395495 RASopathy Biorepository https://ClinicalTrials.gov/show/NCT04395495 Recruiting Children’s Hospital Medical Center, Cincinnati 2065-12-31
NCT04376177 Clinical Routine in Thoracic Outlet Syndrome https://ClinicalTrials.gov/show/NCT04376177 Recruiting University Hospital, Angers 2025-12-31
NCT04367246 Li-Fraumeni Syndrome/TP53 Biobank https://ClinicalTrials.gov/show/NCT04367246 Recruiting Abramson Cancer Center of the University of Pennsylvania 2024-09-24
NCT04323592 Methylprednisolone for Patients With COVID-19 Severe Acute Respiratory Syndrome https://ClinicalTrials.gov/show/NCT04323592 Completed University of Trieste 2020-05-10
NCT04310644 Autonomic Small Fiber Neuropathy and Ehlers Danlos Syndromes - Prospective Study and Registry https://ClinicalTrials.gov/show/NCT04310644 Recruiting RWTH Aachen University 2024-09-15
NCT04292041 Fasting Mimicking Diet in Prostate Cancer and Metabolic Syndrome https://ClinicalTrials.gov/show/NCT04292041 Active, not recruiting Galway Clinic 2020-06-15
NCT04313231 Sterile Inflammation and Molecular Aberrations in MDS https://ClinicalTrials.gov/show/NCT04313231 Recruiting Medical University Innsbruck 2021-01-31
NCT04255537 Clinical Governance of Patients With Acute Coronary Syndrome in Italy https://ClinicalTrials.gov/show/NCT04255537 Recruiting Foundation IRCCS San Matteo Hospital 2020-05-31
NCT04232787 Southeast Asian Brugada Syndrome Cohort https://ClinicalTrials.gov/show/NCT04232787 Recruiting Chulalongkorn University 2021-01-31
NCT04222608 The BRAvAdO Registry https://ClinicalTrials.gov/show/NCT04222608 Recruiting University of Sao Paulo General Hospital 2021-09-01
NCT04203979 Sepsis: From Syndrome to Personalized Care https://ClinicalTrials.gov/show/NCT04203979 Recruiting Oslo University Hospital 2020-12-31
NCT04189822 Hearts in Rhythm Organization (HiRO)National Registry and Bio Bank https://ClinicalTrials.gov/show/NCT04189822 Enrolling by invitation University of British Columbia 2025-12-31
NCT04141072 Shrunken Pore Syndrome: a Retrospective, Single Center, Cohort Study https://ClinicalTrials.gov/show/NCT04141072 Completed Region Skane 2015-12-30
NCT04134572 Registry of Ollier Disease and Maffucci Syndrome https://ClinicalTrials.gov/show/NCT04134572 Enrolling by invitation Istituto Ortopedico Rizzoli 2022-07-31
NCT04133272 Registry of Ehlers-Danlos Syndrome https://ClinicalTrials.gov/show/NCT04133272 Enrolling by invitation Istituto Ortopedico Rizzoli 2022-06-30
NCT04124237 Long Term Monitoring for Risk of Sudden Death https://ClinicalTrials.gov/show/NCT04124237 Recruiting University of British Columbia 2020-01-30
NCT04115137 Pelvic Varicose Veins Treated With Vascular Plugs Type Amplatzer: REPiVAC https://ClinicalTrials.gov/show/NCT04115137 Recruiting Group of Research in Minimally Invasive Techniques 2019-11-01
NCT04100915 A Non-Interventional Pilot Study to Explore the Role of Gut Flora in ME/CFS https://ClinicalTrials.gov/show/NCT04100915 Recruiting ProgenaBiome 2023-03-31
NCT04087200 Protective Effect of Early High Dose stATins On Cardiovascular and Renal Events in Acute Coronary Syndrome https://ClinicalTrials.gov/show/NCT04087200 Recruiting Centro Cardiopatici Toscani 2025-12-01
NCT04068038 Pediatric Acute Respiratory Distress Syndrome Asia Study https://ClinicalTrials.gov/show/NCT04068038 Recruiting KK Women’s and Children’s Hospital 2022-08-01
NCT03994575 North American Acute Coronary Syndrome (ACS) Reflective III Pilot https://ClinicalTrials.gov/show/NCT03994575 Enrolling by invitation Canadian Heart Research Centre 2020-11-30
NCT03994302 Monitoring the Antiphospholipid Syndrome:TOXicity of Drugs (APSTOX) https://ClinicalTrials.gov/show/NCT03994302 Recruiting Groupe Hospitalier Pitie-Salpetriere 2021-06-30
NCT03961217 Return to Work Among Cancer Survivors With Treatment-induced Survivorship Syndromes https://ClinicalTrials.gov/show/NCT03961217 Completed Sahlgrenska University Hospital, Sweden 2006-10-31
NCT03920202 Long - Term Low Anterior Resection Syndrome https://ClinicalTrials.gov/show/NCT03920202 Completed National Cancer Institute, Lithuania 2014-01-01
NCT03912870 Value of Flow Cytometry in Infectious Point of Care: Feasibility Study https://ClinicalTrials.gov/show/NCT03912870 Recruiting Assistance Publique Hopitaux De Marseille 2019-07-30
NCT03841214 Study on Prediction of Left Ventricular Remodeling Using ST2 https://ClinicalTrials.gov/show/NCT03841214 Recruiting Keimyung University Dongsan Medical Center 2020-12-31
NCT03786263 CHILDNEPH The Canadian Childhood Nephrotic Syndrome Study https://ClinicalTrials.gov/show/NCT03786263 Recruiting University of Calgary 2020-06-30
NCT03718598 Carpal Tunnel Syndrome in Pregnant Women https://ClinicalTrials.gov/show/NCT03718598 Completed Bezmialem Vakif University 2016-01-01
NCT03718416 Natural History Study of Serious Medical Events in PWS https://ClinicalTrials.gov/show/NCT03718416 Active, not recruiting Foundation for Prader-Willi Research 2022-10-31
NCT03663348 Registry of Patients With Takotsubo Syndrome https://ClinicalTrials.gov/show/NCT03663348 Recruiting NYU Langone Health 2028-09-01
NCT03650569 Angelman Syndrome Italian Registry https://ClinicalTrials.gov/show/NCT03650569 Recruiting Fondazione per la Ricerca Ospedale Maggiore 2021-02-16
NCT03652987 Endocrine and Menstrual Disturbances in Women With Polycystic Ovary Syndrome (PCOS) https://ClinicalTrials.gov/show/NCT03652987 Recruiting St George’s, University of London 2019-11-30
NCT03619395 Risc Optimisation- Acute cor5onary Syndrome https://ClinicalTrials.gov/show/NCT03619395 Recruiting Parc de Salut Mar 2020-07-01
NCT03568669 Neurocognition in Congenital Central Hypoventilation Syndrome (CCHS) https://ClinicalTrials.gov/show/NCT03568669 Recruiting Ann & Robert H Lurie Children’s Hospital of Chicago 2030-12-31
NCT03513809 Inflammation and Distribution of Pulmonary Ventilation Before and After Tracheal Intubation in ARDS Patients https://ClinicalTrials.gov/show/NCT03513809 Recruiting Pontificia Universidad Catolica de Chile 2021-06-08
NCT03479723 Identification of Predictors for Coronary Plaque Erosion in Patients With Acute Coronary Syndrome https://ClinicalTrials.gov/show/NCT03479723 Recruiting Massachusetts General Hospital 2020-12-31
NCT03470467 Posterior Reversible Encephalopathy Syndrome in the Critically Ill Patients https://ClinicalTrials.gov/show/NCT03470467 Recruiting Ictal Group 2028-12-31
NCT03414957 Malay Women With PCOS and Their Association With Metabolic Syndrome https://ClinicalTrials.gov/show/NCT03414957 Completed Cyberjaya University College of Medical Sciences 2016-11-30
NCT04340310 Home Respiratory Polygraphy in Childhood Sleep Apnea-Hypopnea Syndrome (CHILDSLEEP). https://ClinicalTrials.gov/show/NCT04340310 Recruiting Hospital Universitario San Juan de Alicante 2021-12-20
NCT04053933 Observational Study Towards the Impact of Newly Started Treatment in MDS on QoL https://ClinicalTrials.gov/show/NCT04053933 Recruiting University Hospital, Antwerp 2021-09-01
NCT03232359 Immature Platelet Fraction as a Promising Biomarker in Prediction Outcome of HELLP Syndrome https://ClinicalTrials.gov/show/NCT03232359 Completed Ain Shams Maternity Hospital 2015-12-01
NCT03880513 Cardiovascular Status in Patients With Endogenous Cortisol Excess (Cushing’s Syndrome) https://ClinicalTrials.gov/show/NCT03880513 Recruiting Wuerzburg University Hospital 2021-10-31
NCT03198195 Post-transplant Cyclophosphamide in Wiskott-Aldrich Syndrome https://ClinicalTrials.gov/show/NCT03198195 Enrolling by invitation Capital Research Institute of Pediatrics 2017-03-10
NCT03264846 Endocan Levels at Polycystic Ovary Syndrome and Periodontal Inflammation https://ClinicalTrials.gov/show/NCT03264846 Completed Bezmialem Vakif University 2017-11-29
NCT03040583 The ASSESS National Multi-center Prospective Cohort https://ClinicalTrials.gov/show/NCT03040583 Recruiting Assistance Publique - Hôpitaux de Paris 2030-09-30
NCT03001934 Super Chinese Nephrotic Syndrome Registration System (SUCCESS) https://ClinicalTrials.gov/show/NCT03001934 Recruiting Sun Yat-sen University 2019-12-31
NCT02399527 Lymphatic Anomalies Registry for the Assessment of Outcome Data https://ClinicalTrials.gov/show/NCT02399527 Recruiting Boston Children’s Hospital 2025-06-30
NCT02435940 Inherited Retinal Degenerative Disease Registry https://ClinicalTrials.gov/show/NCT02435940 Recruiting Foundation Fighting Blindness 2037-06-30
NCT02425189 The Canadian National Long QT Syndrome Registry https://ClinicalTrials.gov/show/NCT02425189 Recruiting University of British Columbia 2025-12-31
NCT01799148 Air Pollution, Inflammation and Acute Coronary Syndrome https://ClinicalTrials.gov/show/NCT01799148 Completed Fundación Canaria Rafael Clavijo para la Investigación Biomédica 2014-07-31
NCT00481130 Alport Syndrome Treatments and Outcomes Registry https://ClinicalTrials.gov/show/NCT00481130 Recruiting University of Minnesota 2030-01-31